False.
I lost 30kg last year and this article goes against mant things I learned during this process.
Losing weight is all about willpower. People are solving the wrong problem. Instead of trying to find the perfect diet you should be trying to increase your willpower.
Felling hungry is inevitable, sure you can eat veggies until you are bloated (like the article suggest) but you will still fell hungry when you see someone eating a pizza.